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2023.01.14

How to repair the SSD if it is broken, and why is it generally damaged?

SSD is mainly manifested as two major failures, speed drop (slight stuck, but the computer can still run) and disk drop (including not recognizing the disk at startup, blue screen or crash during operation, and brick change at the most serious time).

The main reason is that SSD is not used correctly, operating system and SSD driver are not installed, AHCI mode is not turned on, Trim is not turned on, 4K is not aligned, system garbage is too much, desktop SSD data cable is loose or bent too much, firmware is not upgraded, power is suddenly lost during use, abnormal shutdown, hot start, and massive data is transmitted under one-time heavy load, SSD itself quality problems (master control problems) and other reasons.

Abnormal power failure (abnormal shutdown, power failure after blue screen, etc.) may cause damage to the FTL mapping table. Once the FTL is damaged, it is mild that individual locations on the SSD cannot read and write. Serious may cause SSD to drop disk and become brick.